bool IMessageFilter.PreFilterMessage(ref Message m)
{
TwainCommand cmd = tw.PassMessage(ref m);
if (cmd == TwainCommand.Null)
{
EndingScan();
tw.CloseSrc();
return false;
}
if (cmd == TwainCommand.Not)
{
return false;
}
switch (cmd)
{
case TwainCommand.CloseRequest:
{
EndingScan();
tw.CloseSrc();
break;
}
case TwainCommand.CloseOk:
{
EndingScan();
tw.CloseSrc();
break;
}
case TwainCommand.DeviceEvent:
{
break;
}
case TwainCommand.TransferReady:
{
ArrayList pics = tw.TransferPictures();
EndingScan();
tw.CloseSrc();
picnumber++;
if (pics.Count > 0)
{
}
for (int i = 0; i < pics.Count; i++)
{
IntPtr img = (IntPtr)pics[i];
dibhand = img;
bmpptr = GlobalLock(dibhand);
pixptr = GetPixelInfo(bmpptr);
//Bitmap map = new Bitmap(130, 170);
Bitmap map = new Bitmap(bmprect.Width, bmprect.Height);
Graphics scannedImageGraphics = Graphics.FromImage(map);
IntPtr hdc = scannedImageGraphics.GetHdc();
// IntPtr hdc = map.GetHbitmap();
SetDIBitsToDevice(hdc, 0, 0, bmprect.Width, bmprect.Height,
0, 0, 0, bmprect.Height, pixptr, bmpptr, 0);
scannedImageGraphics.ReleaseHdc(hdc);
// map.Save("c:\\tempgetimageformdevice.bmp");
// this.pictureBox1.Image = map;
if (set.CapWidth== set.DevWidth &&set.CapHeight == set.DevHeight)
{
this.picPic.Image = map;
this.SavePic();
}
else
{
CaptureImage form = new CaptureImage(map, this.picPic,set);
form.ShowDialog();
this.SavePic();
}
/*
//333,266
Rectangle cltrect = ClientRectangle;
Point loc = this.pictureBox1.Location;
//100 128
Size size=this.pictureBox1.Size;
//Point scrol = AutoScrollPosition;
// Rectangle realrect = this.pictureBox1.Location;
// realrect.X -= scrol.X;
// realrect.Y -= scrol.Y;
//240
int bot = bmprect.Height;
dibhand = img;
bmpptr = GlobalLock(dibhand);
pixptr = GetPixelInfo(bmpptr);
IntPtr hdc = this.pictureBox1.CreateGraphics().GetHdc();
SetDIBitsToDevice(hdc, 0, 0, bmprect.Width, bmprect.Height,
0, 0, 0, bmprect.Height, pixptr, bmpptr, 0);
//this.pictureBox1.CreateGraphics().ReleaseHdc(hdc);
// Image img = (Image)pics[i];
// PicForm newpic = new PicForm(img);
// newpic.MdiParent = this;
//this.pictureBox1.Image = img;
int picnum = i + 1;
// newpic.Text = "ScanPass" + picnumber.ToString() + "_Pic" + picnum.ToString();
// newpic.Show();
*/
}
break;
}
}
return true;
}
private void btnCapture_Click(object sender, EventArgs e)
{
CaptureImage form = new CaptureImage(this.pictureBox1);
form.ShowDialog();
}
private void button1_Click(object sender, EventArgs e)
{
CaptureImage form = new CaptureImage(Image.FromFile("c:\\test.jpg"), this.picPic, set);
form.ShowDialog();
this.SavePic();
}
